Home / 5,461.51-8,180.25-4,513.71

Finding the Fourth Proportional to 5,461.51, 8,180.25 and 4,513.71

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Solution

The fourth proportional to 5,461.51, 8,180.25 and 4,513.71 is: 6,760.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,461.51 : 8,180.25 = 4,513.71 : x
  2. Step 2: Convert to fraction form
    5,461.51/8,180.25 = 4,513.71/x
  3. Step 3: Cross multiply
    5,461.51x = 8,180.25 × 4,513.71
  4. Step 4: Simplify right side
    5,461.51x = 36,923,276.23
  5. Step 5: Solve for x
    x = 36,923,276.23/5,461.51
  6. Step 6: Final answer
    x = 6,760.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.